TY - RPRT TI - Review and refinement of ATC 3-06 tentative seismic provisions : report of Technical Committee 4 : concrete AU - Marshall, Richard D AU - Woodward, Kyle PY - 1980 PB - National Bureau of Standards CY - Gaithersburg, MD SN - NBS IR 80-2111-4 DO - 10.6028/NBS.IR.80-2111-4 ER -